The post-apocalyptic sequel to Mazinger Z! Behind a gravity curtain waits Kikaijima, a colossal island left over from the last world war. It's a lawless wasteland of robot super-weapons from a forgotten age of military might. Receiving word that the unstable island's reactors will explode and vaporize the world in just a few days, the Japanese government awakens the most destructive robot ever devised, Kaiser.

Above Japan waits Remuria, a colossal floating island leftover from the last world war. It's a lawless wasteland of robot super-weapons from a forgotten age of military might. Receiving word that the unstable island's reactors might explode and vaporize Japan at any time, the Japanese government awakens the most destructive force ever devised: MazinKaiser!

This double pack contains both Mazinkaiser and Shuten Doji!